GB942865A - Photographic silver halide emulsions of increased sensitivity - Google Patents

Photographic silver halide emulsions of increased sensitivity

Info

Publication number
GB942865A
GB942865A GB5922/60A GB592260A GB942865A GB 942865 A GB942865 A GB 942865A GB 5922/60 A GB5922/60 A GB 5922/60A GB 592260 A GB592260 A GB 592260A GB 942865 A GB942865 A GB 942865A
Authority
GB
United Kingdom
Prior art keywords
bis
reacting
oxygen
general formula
compounds
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB5922/60A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kodak Ltd
Original Assignee
Kodak Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kodak Ltd filed Critical Kodak Ltd
Publication of GB942865A publication Critical patent/GB942865A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/09—Noble metals or mercury; Salts or compounds thereof; Sulfur, selenium or tellurium, or compounds thereof, e.g. for chemical sensitising
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D285/00—Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D291/00—Heterocyclic compounds containing rings having nitrogen, oxygen and sulfur atoms as the only ring hetero atoms
    • C07D291/02—Heterocyclic compounds containing rings having nitrogen, oxygen and sulfur atoms as the only ring hetero atoms not condensed with other rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D327/00—Heterocyclic compounds containing rings having oxygen and sulfur atoms as the only ring hetero atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D513/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00
    • C07D513/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00 in which the condensed system contains two hetero rings
    • C07D513/08—Bridged systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Plural Heterocyclic Compounds (AREA)
GB5922/60A 1959-03-06 1960-02-19 Photographic silver halide emulsions of increased sensitivity Expired GB942865A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US797577A US3062646A (en) 1959-03-06 1959-03-06 Sensitization of silver halide emulsions with macrocyclic compounds

Publications (1)

Publication Number Publication Date
GB942865A true GB942865A (en) 1963-11-27

Family

ID=25171225

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5922/60A Expired GB942865A (en) 1959-03-06 1960-02-19 Photographic silver halide emulsions of increased sensitivity

Country Status (4)

Country Link
US (1) US3062646A (de)
BE (1) BE588242A (de)
DE (1) DE1124349B (de)
GB (1) GB942865A (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0216973A1 (de) * 1985-09-24 1987-04-08 EASTMAN KODAK COMPANY (a New Jersey corporation) Photographische Materialien und Zusammensetzungen enthaltend cyclische Thioäther
EP0295190A1 (de) * 1987-06-12 1988-12-14 Eastman Kodak Company Einen Makroheterozyklus enthaltendes, strahlungsempfindliches Element
GB2243923A (en) * 1990-01-15 1991-11-13 Forte Fotokemiai Ipar Silver halide photographic emulsions

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1059782A (en) * 1962-09-11 1967-02-22 Eastman Kodak Co Photographic silver halide emulsions and sensitive materials prepared therefrom
GB1129086A (en) * 1965-02-24 1968-10-02 Ilford Ltd Photographic silver halide materials and the development thereof
US3531289A (en) * 1966-12-02 1970-09-29 Eastman Kodak Co Silver halide photographic emulsions improved by new precipitation methods
US4017314A (en) * 1976-01-07 1977-04-12 E. I. Du Pont De Nemours And Company Use of crown compounds (cyclic polyethers) in litho developers to improve halftone dot quality and gradation
JPS5827486B2 (ja) * 1977-06-03 1983-06-09 富士写真フイルム株式会社 ハロゲン化銀写真乳剤
DE2824249A1 (de) * 1978-06-02 1979-12-06 Agfa Gevaert Ag Herstellung von photographischen materialien
US4267254A (en) * 1979-10-01 1981-05-12 Polaroid Corporation Photographic process
US4251617A (en) * 1979-10-01 1981-02-17 Polaroid Corporation Novel silver complexing agents
US4311638A (en) * 1979-10-01 1982-01-19 Polaroid Corporation Silver complexing agents
US4272632A (en) * 1979-10-01 1981-06-09 Polaroid Corporation Novel silver complexing agents
US4267256A (en) * 1979-10-01 1981-05-12 Polaroid Corporation Novel silver complexing agents
US4353976A (en) * 1979-10-01 1982-10-12 Polaroid Corporation Novel silver complexing agents
JPS59188641A (ja) 1983-04-11 1984-10-26 Fuji Photo Film Co Ltd ハロゲン化銀写真乳剤
US4782013A (en) * 1987-07-23 1988-11-01 Eastman Kodak Company Photographic element containing a macrocyclic ether compound
JP3023726B2 (ja) * 1991-04-16 2000-03-21 コニカ株式会社 ハロゲン化銀写真感光材料
FR2682498A1 (fr) * 1991-10-15 1993-04-16 Kodak Pathe Colorants comprenant des macrocycles thioethers.
US5252455A (en) * 1992-03-04 1993-10-12 Eastman Kodak Company Photographic silver halide material comprising gold (I) complexes comprising sulfur- and/or selenium-substituted macrocyclic polyether ligands
FR2722009A1 (fr) 1994-07-04 1996-01-05 Kodak Pathe Emulsion photografique a sensibilite ameloiree

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2131038A (en) * 1932-05-26 1938-09-27 Eastman Kodak Co Photographic emulsion containing alkyl quaternary salts of thiazoles and the like asantifoggants
BE498286A (de) * 1949-09-24
US2944898A (en) * 1957-11-27 1960-07-12 Eastman Kodak Co Sensitization of photographic emulsions

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0216973A1 (de) * 1985-09-24 1987-04-08 EASTMAN KODAK COMPANY (a New Jersey corporation) Photographische Materialien und Zusammensetzungen enthaltend cyclische Thioäther
EP0295190A1 (de) * 1987-06-12 1988-12-14 Eastman Kodak Company Einen Makroheterozyklus enthaltendes, strahlungsempfindliches Element
FR2616557A1 (fr) * 1987-06-12 1988-12-16 Kodak Pathe Produit sensible aux radiations contenant un macroheterocycle
GB2243923A (en) * 1990-01-15 1991-11-13 Forte Fotokemiai Ipar Silver halide photographic emulsions
GB2243923B (en) * 1990-01-15 1993-10-06 Forte Fotokemiai Ipar Silver halide photographic emulsions

Also Published As

Publication number Publication date
DE1124349B (de) 1962-02-22
US3062646A (en) 1962-11-06
BE588242A (de)

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